Jump, Frog, Jump! Paperback Robert Kalan 9780688092412 Vintage Repeating Book. Item is Preowned but in good condition with little to no signs of wear. No holes or tears. No writing in pages. Name label on the inside cover. See pictures for details and measurements. Ships out fast! Ships daily from U.S. l bundle shipping with other items from my store upon request. eBay.com/str/nettsnook.